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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp')
-rw-r--r--gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp642
1 files changed, 0 insertions, 642 deletions
diff --git a/gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp b/gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp
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--- a/gnu/llvm/tools/clang/unittests/Tooling/ToolingTest.cpp
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@@ -1,642 +0,0 @@
-//===- unittest/Tooling/ToolingTest.cpp - Tooling unit tests --------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/AST/ASTConsumer.h"
-#include "clang/AST/DeclCXX.h"
-#include "clang/AST/DeclGroup.h"
-#include "clang/Frontend/ASTUnit.h"
-#include "clang/Frontend/CompilerInstance.h"
-#include "clang/Frontend/FrontendAction.h"
-#include "clang/Frontend/FrontendActions.h"
-#include "clang/Tooling/CompilationDatabase.h"
-#include "clang/Tooling/Tooling.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/TargetSelect.h"
-#include "gtest/gtest.h"
-#include <algorithm>
-#include <string>
-
-namespace clang {
-namespace tooling {
-
-namespace {
-/// Takes an ast consumer and returns it from CreateASTConsumer. This only
-/// works with single translation unit compilations.
-class TestAction : public clang::ASTFrontendAction {
-public:
- /// Takes ownership of TestConsumer.
- explicit TestAction(std::unique_ptr<clang::ASTConsumer> TestConsumer)
- : TestConsumer(std::move(TestConsumer)) {}
-
-protected:
- std::unique_ptr<clang::ASTConsumer>
- CreateASTConsumer(clang::CompilerInstance &compiler,
- StringRef dummy) override {
- /// TestConsumer will be deleted by the framework calling us.
- return std::move(TestConsumer);
- }
-
-private:
- std::unique_ptr<clang::ASTConsumer> TestConsumer;
-};
-
-class FindTopLevelDeclConsumer : public clang::ASTConsumer {
- public:
- explicit FindTopLevelDeclConsumer(bool *FoundTopLevelDecl)
- : FoundTopLevelDecl(FoundTopLevelDecl) {}
- bool HandleTopLevelDecl(clang::DeclGroupRef DeclGroup) override {
- *FoundTopLevelDecl = true;
- return true;
- }
- private:
- bool * const FoundTopLevelDecl;
-};
-} // end namespace
-
-TEST(runToolOnCode, FindsNoTopLevelDeclOnEmptyCode) {
- bool FoundTopLevelDecl = false;
- EXPECT_TRUE(
- runToolOnCode(new TestAction(llvm::make_unique<FindTopLevelDeclConsumer>(
- &FoundTopLevelDecl)),
- ""));
- EXPECT_FALSE(FoundTopLevelDecl);
-}
-
-namespace {
-class FindClassDeclXConsumer : public clang::ASTConsumer {
- public:
- FindClassDeclXConsumer(bool *FoundClassDeclX)
- : FoundClassDeclX(FoundClassDeclX) {}
- bool HandleTopLevelDecl(clang::DeclGroupRef GroupRef) override {
- if (CXXRecordDecl* Record = dyn_cast<clang::CXXRecordDecl>(
- *GroupRef.begin())) {
- if (Record->getName() == "X") {
- *FoundClassDeclX = true;
- }
- }
- return true;
- }
- private:
- bool *FoundClassDeclX;
-};
-bool FindClassDeclX(ASTUnit *AST) {
- for (std::vector<Decl *>::iterator i = AST->top_level_begin(),
- e = AST->top_level_end();
- i != e; ++i) {
- if (CXXRecordDecl* Record = dyn_cast<clang::CXXRecordDecl>(*i)) {
- if (Record->getName() == "X") {
- return true;
- }
- }
- }
- return false;
-}
-} // end namespace
-
-TEST(runToolOnCode, FindsClassDecl) {
- bool FoundClassDeclX = false;
- EXPECT_TRUE(
- runToolOnCode(new TestAction(llvm::make_unique<FindClassDeclXConsumer>(
- &FoundClassDeclX)),
- "class X;"));
- EXPECT_TRUE(FoundClassDeclX);
-
- FoundClassDeclX = false;
- EXPECT_TRUE(
- runToolOnCode(new TestAction(llvm::make_unique<FindClassDeclXConsumer>(
- &FoundClassDeclX)),
- "class Y;"));
- EXPECT_FALSE(FoundClassDeclX);
-}
-
-TEST(buildASTFromCode, FindsClassDecl) {
- std::unique_ptr<ASTUnit> AST = buildASTFromCode("class X;");
- ASSERT_TRUE(AST.get());
- EXPECT_TRUE(FindClassDeclX(AST.get()));
-
- AST = buildASTFromCode("class Y;");
- ASSERT_TRUE(AST.get());
- EXPECT_FALSE(FindClassDeclX(AST.get()));
-}
-
-TEST(newFrontendActionFactory, CreatesFrontendActionFactoryFromType) {
- std::unique_ptr<FrontendActionFactory> Factory(
- newFrontendActionFactory<SyntaxOnlyAction>());
- std::unique_ptr<FrontendAction> Action(Factory->create());
- EXPECT_TRUE(Action.get() != nullptr);
-}
-
-struct IndependentFrontendActionCreator {
- std::unique_ptr<ASTConsumer> newASTConsumer() {
- return llvm::make_unique<FindTopLevelDeclConsumer>(nullptr);
- }
-};
-
-TEST(newFrontendActionFactory, CreatesFrontendActionFactoryFromFactoryType) {
- IndependentFrontendActionCreator Creator;
- std::unique_ptr<FrontendActionFactory> Factory(
- newFrontendActionFactory(&Creator));
- std::unique_ptr<FrontendAction> Action(Factory->create());
- EXPECT_TRUE(Action.get() != nullptr);
-}
-
-TEST(ToolInvocation, TestMapVirtualFile) {
- llvm::IntrusiveRefCntPtr<llvm::vfs::OverlayFileSystem> OverlayFileSystem(
- new llvm::vfs::OverlayFileSystem(llvm::vfs::getRealFileSystem()));
- llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> InMemoryFileSystem(
- new llvm::vfs::InMemoryFileSystem);
- OverlayFileSystem->pushOverlay(InMemoryFileSystem);
- llvm::IntrusiveRefCntPtr<FileManager> Files(
- new FileManager(FileSystemOptions(), OverlayFileSystem));
- std::vector<std::string> Args;
- Args.push_back("tool-executable");
- Args.push_back("-Idef");
- Args.push_back("-fsyntax-only");
- Args.push_back("test.cpp");
- clang::tooling::ToolInvocation Invocation(Args, new SyntaxOnlyAction,
- Files.get());
- InMemoryFileSystem->addFile(
- "test.cpp", 0, llvm::MemoryBuffer::getMemBuffer("#include <abc>\n"));
- InMemoryFileSystem->addFile("def/abc", 0,
- llvm::MemoryBuffer::getMemBuffer("\n"));
- EXPECT_TRUE(Invocation.run());
-}
-
-TEST(ToolInvocation, TestVirtualModulesCompilation) {
- // FIXME: Currently, this only tests that we don't exit with an error if a
- // mapped module.map is found on the include path. In the future, expand this
- // test to run a full modules enabled compilation, so we make sure we can
- // rerun modules compilations with a virtual file system.
- llvm::IntrusiveRefCntPtr<llvm::vfs::OverlayFileSystem> OverlayFileSystem(
- new llvm::vfs::OverlayFileSystem(llvm::vfs::getRealFileSystem()));
- llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> InMemoryFileSystem(
- new llvm::vfs::InMemoryFileSystem);
- OverlayFileSystem->pushOverlay(InMemoryFileSystem);
- llvm::IntrusiveRefCntPtr<FileManager> Files(
- new FileManager(FileSystemOptions(), OverlayFileSystem));
- std::vector<std::string> Args;
- Args.push_back("tool-executable");
- Args.push_back("-Idef");
- Args.push_back("-fsyntax-only");
- Args.push_back("test.cpp");
- clang::tooling::ToolInvocation Invocation(Args, new SyntaxOnlyAction,
- Files.get());
- InMemoryFileSystem->addFile(
- "test.cpp", 0, llvm::MemoryBuffer::getMemBuffer("#include <abc>\n"));
- InMemoryFileSystem->addFile("def/abc", 0,
- llvm::MemoryBuffer::getMemBuffer("\n"));
- // Add a module.map file in the include directory of our header, so we trigger
- // the module.map header search logic.
- InMemoryFileSystem->addFile("def/module.map", 0,
- llvm::MemoryBuffer::getMemBuffer("\n"));
- EXPECT_TRUE(Invocation.run());
-}
-
-struct VerifyEndCallback : public SourceFileCallbacks {
- VerifyEndCallback() : BeginCalled(0), EndCalled(0), Matched(false) {}
- bool handleBeginSource(CompilerInstance &CI) override {
- ++BeginCalled;
- return true;
- }
- void handleEndSource() override { ++EndCalled; }
- std::unique_ptr<ASTConsumer> newASTConsumer() {
- return llvm::make_unique<FindTopLevelDeclConsumer>(&Matched);
- }
- unsigned BeginCalled;
- unsigned EndCalled;
- bool Matched;
-};
-
-#if !defined(_WIN32)
-TEST(newFrontendActionFactory, InjectsSourceFileCallbacks) {
- VerifyEndCallback EndCallback;
-
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
- std::vector<std::string> Sources;
- Sources.push_back("/a.cc");
- Sources.push_back("/b.cc");
- ClangTool Tool(Compilations, Sources);
-
- Tool.mapVirtualFile("/a.cc", "void a() {}");
- Tool.mapVirtualFile("/b.cc", "void b() {}");
-
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory(&EndCallback, &EndCallback));
- Tool.run(Action.get());
-
- EXPECT_TRUE(EndCallback.Matched);
- EXPECT_EQ(2u, EndCallback.BeginCalled);
- EXPECT_EQ(2u, EndCallback.EndCalled);
-}
-#endif
-
-struct SkipBodyConsumer : public clang::ASTConsumer {
- /// Skip the 'skipMe' function.
- bool shouldSkipFunctionBody(Decl *D) override {
- NamedDecl *F = dyn_cast<NamedDecl>(D);
- return F && F->getNameAsString() == "skipMe";
- }
-};
-
-struct SkipBodyAction : public clang::ASTFrontendAction {
- std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &Compiler,
- StringRef) override {
- Compiler.getFrontendOpts().SkipFunctionBodies = true;
- return llvm::make_unique<SkipBodyConsumer>();
- }
-};
-
-TEST(runToolOnCode, TestSkipFunctionBody) {
- std::vector<std::string> Args = {"-std=c++11"};
- std::vector<std::string> Args2 = {"-fno-delayed-template-parsing"};
-
- EXPECT_TRUE(runToolOnCode(new SkipBodyAction,
- "int skipMe() { an_error_here }"));
- EXPECT_FALSE(runToolOnCode(new SkipBodyAction,
- "int skipMeNot() { an_error_here }"));
-
- // Test constructors with initializers
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new SkipBodyAction,
- "struct skipMe { skipMe() : an_error() { more error } };", Args));
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new SkipBodyAction, "struct skipMe { skipMe(); };"
- "skipMe::skipMe() : an_error([](){;}) { more error }",
- Args));
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new SkipBodyAction, "struct skipMe { skipMe(); };"
- "skipMe::skipMe() : an_error{[](){;}} { more error }",
- Args));
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new SkipBodyAction,
- "struct skipMe { skipMe(); };"
- "skipMe::skipMe() : a<b<c>(e)>>(), f{}, g() { error }",
- Args));
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new SkipBodyAction, "struct skipMe { skipMe() : bases()... { error } };",
- Args));
-
- EXPECT_FALSE(runToolOnCodeWithArgs(
- new SkipBodyAction, "struct skipMeNot { skipMeNot() : an_error() { } };",
- Args));
- EXPECT_FALSE(runToolOnCodeWithArgs(new SkipBodyAction,
- "struct skipMeNot { skipMeNot(); };"
- "skipMeNot::skipMeNot() : an_error() { }",
- Args));
-
- // Try/catch
- EXPECT_TRUE(runToolOnCode(
- new SkipBodyAction,
- "void skipMe() try { an_error() } catch(error) { error };"));
- EXPECT_TRUE(runToolOnCode(
- new SkipBodyAction,
- "struct S { void skipMe() try { an_error() } catch(error) { error } };"));
- EXPECT_TRUE(
- runToolOnCode(new SkipBodyAction,
- "void skipMe() try { an_error() } catch(error) { error; }"
- "catch(error) { error } catch (error) { }"));
- EXPECT_FALSE(runToolOnCode(
- new SkipBodyAction,
- "void skipMe() try something;")); // don't crash while parsing
-
- // Template
- EXPECT_TRUE(runToolOnCode(
- new SkipBodyAction, "template<typename T> int skipMe() { an_error_here }"
- "int x = skipMe<int>();"));
- EXPECT_FALSE(runToolOnCodeWithArgs(
- new SkipBodyAction,
- "template<typename T> int skipMeNot() { an_error_here }", Args2));
-}
-
-TEST(runToolOnCodeWithArgs, TestNoDepFile) {
- llvm::SmallString<32> DepFilePath;
- ASSERT_FALSE(llvm::sys::fs::getPotentiallyUniqueTempFileName("depfile", "d",
- DepFilePath));
- std::vector<std::string> Args;
- Args.push_back("-MMD");
- Args.push_back("-MT");
- Args.push_back(DepFilePath.str());
- Args.push_back("-MF");
- Args.push_back(DepFilePath.str());
- EXPECT_TRUE(runToolOnCodeWithArgs(new SkipBodyAction, "", Args));
- EXPECT_FALSE(llvm::sys::fs::exists(DepFilePath.str()));
- EXPECT_FALSE(llvm::sys::fs::remove(DepFilePath.str()));
-}
-
-struct CheckColoredDiagnosticsAction : public clang::ASTFrontendAction {
- CheckColoredDiagnosticsAction(bool ShouldShowColor)
- : ShouldShowColor(ShouldShowColor) {}
- std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &Compiler,
- StringRef) override {
- if (Compiler.getDiagnosticOpts().ShowColors != ShouldShowColor)
- Compiler.getDiagnostics().Report(
- Compiler.getDiagnostics().getCustomDiagID(
- DiagnosticsEngine::Fatal,
- "getDiagnosticOpts().ShowColors != ShouldShowColor"));
- return llvm::make_unique<ASTConsumer>();
- }
-
-private:
- bool ShouldShowColor = true;
-};
-
-TEST(runToolOnCodeWithArgs, DiagnosticsColor) {
-
- EXPECT_TRUE(runToolOnCodeWithArgs(new CheckColoredDiagnosticsAction(true), "",
- {"-fcolor-diagnostics"}));
- EXPECT_TRUE(runToolOnCodeWithArgs(new CheckColoredDiagnosticsAction(false),
- "", {"-fno-color-diagnostics"}));
- EXPECT_TRUE(
- runToolOnCodeWithArgs(new CheckColoredDiagnosticsAction(true), "",
- {"-fno-color-diagnostics", "-fcolor-diagnostics"}));
- EXPECT_TRUE(
- runToolOnCodeWithArgs(new CheckColoredDiagnosticsAction(false), "",
- {"-fcolor-diagnostics", "-fno-color-diagnostics"}));
- EXPECT_TRUE(runToolOnCodeWithArgs(
- new CheckColoredDiagnosticsAction(true), "",
- {"-fno-color-diagnostics", "-fdiagnostics-color=always"}));
-
- // Check that this test would fail if ShowColors is not what it should.
- EXPECT_FALSE(runToolOnCodeWithArgs(new CheckColoredDiagnosticsAction(false),
- "", {"-fcolor-diagnostics"}));
-}
-
-TEST(ClangToolTest, ArgumentAdjusters) {
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
-
- ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
- Tool.mapVirtualFile("/a.cc", "void a() {}");
-
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory<SyntaxOnlyAction>());
-
- bool Found = false;
- bool Ran = false;
- ArgumentsAdjuster CheckSyntaxOnlyAdjuster =
- [&Found, &Ran](const CommandLineArguments &Args, StringRef /*unused*/) {
- Ran = true;
- if (std::find(Args.begin(), Args.end(), "-fsyntax-only") != Args.end())
- Found = true;
- return Args;
- };
- Tool.appendArgumentsAdjuster(CheckSyntaxOnlyAdjuster);
- Tool.run(Action.get());
- EXPECT_TRUE(Ran);
- EXPECT_TRUE(Found);
-
- Ran = Found = false;
- Tool.clearArgumentsAdjusters();
- Tool.appendArgumentsAdjuster(CheckSyntaxOnlyAdjuster);
- Tool.appendArgumentsAdjuster(getClangSyntaxOnlyAdjuster());
- Tool.run(Action.get());
- EXPECT_TRUE(Ran);
- EXPECT_FALSE(Found);
-}
-
-TEST(ClangToolTest, BaseVirtualFileSystemUsage) {
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
- llvm::IntrusiveRefCntPtr<llvm::vfs::OverlayFileSystem> OverlayFileSystem(
- new llvm::vfs::OverlayFileSystem(llvm::vfs::getRealFileSystem()));
- llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> InMemoryFileSystem(
- new llvm::vfs::InMemoryFileSystem);
- OverlayFileSystem->pushOverlay(InMemoryFileSystem);
-
- InMemoryFileSystem->addFile(
- "a.cpp", 0, llvm::MemoryBuffer::getMemBuffer("int main() {}"));
-
- ClangTool Tool(Compilations, std::vector<std::string>(1, "a.cpp"),
- std::make_shared<PCHContainerOperations>(), OverlayFileSystem);
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory<SyntaxOnlyAction>());
- EXPECT_EQ(0, Tool.run(Action.get()));
-}
-
-// Check getClangStripDependencyFileAdjuster doesn't strip args after -MD/-MMD.
-TEST(ClangToolTest, StripDependencyFileAdjuster) {
- FixedCompilationDatabase Compilations("/", {"-MD", "-c", "-MMD", "-w"});
-
- ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
- Tool.mapVirtualFile("/a.cc", "void a() {}");
-
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory<SyntaxOnlyAction>());
-
- CommandLineArguments FinalArgs;
- ArgumentsAdjuster CheckFlagsAdjuster =
- [&FinalArgs](const CommandLineArguments &Args, StringRef /*unused*/) {
- FinalArgs = Args;
- return Args;
- };
- Tool.clearArgumentsAdjusters();
- Tool.appendArgumentsAdjuster(getClangStripDependencyFileAdjuster());
- Tool.appendArgumentsAdjuster(CheckFlagsAdjuster);
- Tool.run(Action.get());
-
- auto HasFlag = [&FinalArgs](const std::string &Flag) {
- return std::find(FinalArgs.begin(), FinalArgs.end(), Flag) !=
- FinalArgs.end();
- };
- EXPECT_FALSE(HasFlag("-MD"));
- EXPECT_FALSE(HasFlag("-MMD"));
- EXPECT_TRUE(HasFlag("-c"));
- EXPECT_TRUE(HasFlag("-w"));
-}
-
-// Check getClangStripPluginsAdjuster strips plugin related args.
-TEST(ClangToolTest, StripPluginsAdjuster) {
- FixedCompilationDatabase Compilations(
- "/", {"-Xclang", "-add-plugin", "-Xclang", "random-plugin"});
-
- ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
- Tool.mapVirtualFile("/a.cc", "void a() {}");
-
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory<SyntaxOnlyAction>());
-
- CommandLineArguments FinalArgs;
- ArgumentsAdjuster CheckFlagsAdjuster =
- [&FinalArgs](const CommandLineArguments &Args, StringRef /*unused*/) {
- FinalArgs = Args;
- return Args;
- };
- Tool.clearArgumentsAdjusters();
- Tool.appendArgumentsAdjuster(getStripPluginsAdjuster());
- Tool.appendArgumentsAdjuster(CheckFlagsAdjuster);
- Tool.run(Action.get());
-
- auto HasFlag = [&FinalArgs](const std::string &Flag) {
- return std::find(FinalArgs.begin(), FinalArgs.end(), Flag) !=
- FinalArgs.end();
- };
- EXPECT_FALSE(HasFlag("-Xclang"));
- EXPECT_FALSE(HasFlag("-add-plugin"));
- EXPECT_FALSE(HasFlag("-random-plugin"));
-}
-
-namespace {
-/// Find a target name such that looking for it in TargetRegistry by that name
-/// returns the same target. We expect that there is at least one target
-/// configured with this property.
-std::string getAnyTarget() {
- llvm::InitializeAllTargets();
- for (const auto &Target : llvm::TargetRegistry::targets()) {
- std::string Error;
- StringRef TargetName(Target.getName());
- if (TargetName == "x86-64")
- TargetName = "x86_64";
- if (llvm::TargetRegistry::lookupTarget(TargetName, Error) == &Target) {
- return TargetName;
- }
- }
- return "";
-}
-}
-
-TEST(addTargetAndModeForProgramName, AddsTargetAndMode) {
- std::string Target = getAnyTarget();
- ASSERT_FALSE(Target.empty());
-
- std::vector<std::string> Args = {"clang", "-foo"};
- addTargetAndModeForProgramName(Args, "");
- EXPECT_EQ((std::vector<std::string>{"clang", "-foo"}), Args);
- addTargetAndModeForProgramName(Args, Target + "-g++");
- EXPECT_EQ((std::vector<std::string>{"clang", "-target", Target,
- "--driver-mode=g++", "-foo"}),
- Args);
-}
-
-TEST(addTargetAndModeForProgramName, PathIgnored) {
- std::string Target = getAnyTarget();
- ASSERT_FALSE(Target.empty());
-
- SmallString<32> ToolPath;
- llvm::sys::path::append(ToolPath, "foo", "bar", Target + "-g++");
-
- std::vector<std::string> Args = {"clang", "-foo"};
- addTargetAndModeForProgramName(Args, ToolPath);
- EXPECT_EQ((std::vector<std::string>{"clang", "-target", Target,
- "--driver-mode=g++", "-foo"}),
- Args);
-}
-
-TEST(addTargetAndModeForProgramName, IgnoresExistingTarget) {
- std::string Target = getAnyTarget();
- ASSERT_FALSE(Target.empty());
-
- std::vector<std::string> Args = {"clang", "-foo", "-target", "something"};
- addTargetAndModeForProgramName(Args, Target + "-g++");
- EXPECT_EQ((std::vector<std::string>{"clang", "--driver-mode=g++", "-foo",
- "-target", "something"}),
- Args);
-
- std::vector<std::string> ArgsAlt = {"clang", "-foo", "-target=something"};
- addTargetAndModeForProgramName(ArgsAlt, Target + "-g++");
- EXPECT_EQ((std::vector<std::string>{"clang", "--driver-mode=g++", "-foo",
- "-target=something"}),
- ArgsAlt);
-}
-
-TEST(addTargetAndModeForProgramName, IgnoresExistingMode) {
- std::string Target = getAnyTarget();
- ASSERT_FALSE(Target.empty());
-
- std::vector<std::string> Args = {"clang", "-foo", "--driver-mode=abc"};
- addTargetAndModeForProgramName(Args, Target + "-g++");
- EXPECT_EQ((std::vector<std::string>{"clang", "-target", Target, "-foo",
- "--driver-mode=abc"}),
- Args);
-
- std::vector<std::string> ArgsAlt = {"clang", "-foo", "--driver-mode", "abc"};
- addTargetAndModeForProgramName(ArgsAlt, Target + "-g++");
- EXPECT_EQ((std::vector<std::string>{"clang", "-target", Target, "-foo",
- "--driver-mode", "abc"}),
- ArgsAlt);
-}
-
-#ifndef _WIN32
-TEST(ClangToolTest, BuildASTs) {
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
-
- std::vector<std::string> Sources;
- Sources.push_back("/a.cc");
- Sources.push_back("/b.cc");
- ClangTool Tool(Compilations, Sources);
-
- Tool.mapVirtualFile("/a.cc", "void a() {}");
- Tool.mapVirtualFile("/b.cc", "void b() {}");
-
- std::vector<std::unique_ptr<ASTUnit>> ASTs;
- EXPECT_EQ(0, Tool.buildASTs(ASTs));
- EXPECT_EQ(2u, ASTs.size());
-}
-
-struct TestDiagnosticConsumer : public DiagnosticConsumer {
- TestDiagnosticConsumer() : NumDiagnosticsSeen(0) {}
- void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel,
- const Diagnostic &Info) override {
- ++NumDiagnosticsSeen;
- }
- unsigned NumDiagnosticsSeen;
-};
-
-TEST(ClangToolTest, InjectDiagnosticConsumer) {
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
- ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
- Tool.mapVirtualFile("/a.cc", "int x = undeclared;");
- TestDiagnosticConsumer Consumer;
- Tool.setDiagnosticConsumer(&Consumer);
- std::unique_ptr<FrontendActionFactory> Action(
- newFrontendActionFactory<SyntaxOnlyAction>());
- Tool.run(Action.get());
- EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
-}
-
-TEST(ClangToolTest, InjectDiagnosticConsumerInBuildASTs) {
- FixedCompilationDatabase Compilations("/", std::vector<std::string>());
- ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
- Tool.mapVirtualFile("/a.cc", "int x = undeclared;");
- TestDiagnosticConsumer Consumer;
- Tool.setDiagnosticConsumer(&Consumer);
- std::vector<std::unique_ptr<ASTUnit>> ASTs;
- Tool.buildASTs(ASTs);
- EXPECT_EQ(1u, ASTs.size());
- EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
-}
-#endif
-
-TEST(runToolOnCode, TestResetDiagnostics) {
- // This is a tool that resets the diagnostic during the compilation.
- struct ResetDiagnosticAction : public clang::ASTFrontendAction {
- std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &Compiler,
- StringRef) override {
- struct Consumer : public clang::ASTConsumer {
- bool HandleTopLevelDecl(clang::DeclGroupRef D) override {
- auto &Diags = (*D.begin())->getASTContext().getDiagnostics();
- // Ignore any error
- Diags.Reset();
- // Disable warnings because computing the CFG might crash.
- Diags.setIgnoreAllWarnings(true);
- return true;
- }
- };
- return llvm::make_unique<Consumer>();
- }
- };
-
- // Should not crash
- EXPECT_FALSE(
- runToolOnCode(new ResetDiagnosticAction,
- "struct Foo { Foo(int); ~Foo(); struct Fwd _fwd; };"
- "void func() { long x; Foo f(x); }"));
-}
-
-} // end namespace tooling
-} // end namespace clang